Detailed guidance on silicone, PU and MS polymer sealants—joint design, movement capability and durability in real builds.
High heat RTV silicone can seal selected construction, HVAC and industrial joints exposed to elevated temperatures, but it is not a universal firestop or structural sealant. Correct selection depends on the continuous temperature rating,…
Mapesil T Plus is a 100% silicone sealant for tile assemblies that need flexibility, water resistance and color coordination. This guide explains where it fits, what its technical limits mean, and when it is…
A practical guide to Dynaflex 230, including suitable applications, key specifications, paint and cure timing, and situations where another sealant may be a better fit.
Sikaflex 291 is a one-component polyurethane marine sealant for elastic, vibration-resistant joints. This guide reviews its uses, cure behavior, technical limits and selection cautions.
A mastic seal is a paste-applied seal used to close joints, gaps, laps, and penetrations in construction. The right choice depends on movement, substrate, exposure, joint design, and the performance standard behind the product.
A practical guide to Vulkem 116 for exterior construction joints, covering typical uses, movement rating, installation basics, limitations and comparison points for specifiers.
A practical guide to Loctite clear silicone waterproof sealant, including suitable substrates, cure times, application limits, and situations where another sealant may be the better choice.
A practical guide to where expanding polyurethane foam sealant works, where it should not be used, and how to select it for construction air sealing, penetrations, and gap filling.
A practical guide to selecting silicone caulk for showers, preparing water-exposed joints, applying a clean bead, and reducing common bathroom sealant failures.
This guide explains how joint sealants in construction work, which standards are commonly referenced, and why joint design matters as much as material choice.
